247743960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{23197}}^1$

素因数の和:23300

約数の個数: 64

約数和(自身を含む): 751615200

約数和(自身を除く): 503871240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 890, 1068, 1335, 1780, 2136, 2670, 3560, 5340, 10680, 23197, 46394, 69591, 92788, 115985, 139182, 185576, 231970, 278364, 347955, 463940, 556728, 695910, 927880, 1391820, 2064533, 2783640, 4129066, 6193599, 8258132, 10322665, 12387198, 16516264, 20645330, 24774396, 30967995, 41290660, 49548792, 61935990, 82581320, 123871980, 247743960]

約数ペア:

[(1, 247743960), (2, 123871980), (3, 82581320), (4, 61935990), (5, 49548792), (6, 41290660), (8, 30967995), (10, 24774396), (12, 20645330), (15, 16516264), (20, 12387198), (24, 10322665), (30, 8258132), (40, 6193599), (60, 4129066), (89, 2783640), (120, 2064533), (178, 1391820), (267, 927880), (356, 695910), (445, 556728), (534, 463940), (712, 347955), (890, 278364), (1068, 231970), (1335, 185576), (1780, 139182), (2136, 115985), (2670, 92788), (3560, 69591), (5340, 46394), (10680, 23197)]